cm: SELinux policy for persistent properties API

 * Set up persistent properties for devices with a /persist partition.

Change-Id: I78974dd4e25831338462c91fc25e36e343795510
diff --git a/sepolicy/file_contexts b/sepolicy/file_contexts
index 4f82c38..4c6baec 100644
--- a/sepolicy/file_contexts
+++ b/sepolicy/file_contexts
@@ -34,3 +34,6 @@
 
 # Lockscreen wallpaper
 /data/system/users/[0-9]+/keyguard_wallpaper   u:object_r:wallpaper_file:s0
+
+# Persistent properties
+/persist/properties         u:object_r:persist_property_file:s0